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Buenos Aires in October
The weather in October
In October, Buenos Aires averages daytime highs of 20° and night-time lows of 14° — mild weather by day. Expect around 124 mm of precipitation spread over about 6 wet days, with average cloud cover near 35%.
Days are 3.1° warmer than in September on average, and November is warmer again by about 2.8°. The sea averages 18°, bracing but swimmable.
October scores 83/100 — excellent conditions for sightseeing — and ranks 1st of the twelve months for Buenos Aires.
Around the middle of the month the sun rises at 06:12 and sets at 19:08 local time, giving 12 h 56 min of daylight. Days lengthen by 62 minutes over the month.
Why 83/100?
How the score for October is builtBeach score this month: 33/100 (adds sea temperature and heat).
Comfort peaks for daytime highs between 18° and 25°C (64–77°F).
Around Buenos Aires this month
Argentina's best in October
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Buenos Aires in October: quick answers
Is October a good time to visit Buenos Aires?
October scores 83/100 for Buenos Aires, which we rate as excellent. Average highs are 20°C with 6 wet days.
How warm is Buenos Aires in October?
Daytime highs average 20°C and night-time lows 14°C in October.
Does it rain a lot in Buenos Aires in October?
Buenos Aires receives about 124 mm of precipitation in October, falling on around 6 days.
Can you swim in Buenos Aires in October?
The sea averages 18°C in October, cold for most swimmers.